Pole 1241480 — San Dimas, CA
DismantledFCC Antenna Structure Registration 1241480 — pole near San Dimas, California. Wood, steel or concrete pole.
At a glance
FCC Antenna Structure Registration 1241480 is a 17 m (57 ft) pole near San Dimas, Los Angeles County, California. Its registration status is dismantled, with construction recorded on Dec 22, 2003, and the FCC record shows it dismantled on Feb 24, 2023. It is registered to T-Mobile West LLC, which holds 1,634 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1241480 |
| Unique system identifier | 2640337 |
| Status | Dismantled (I) |
| Structure type | Pole (POLE) |
| Date constructed | Dec 22, 2003 |
| Registration issued | Feb 27, 2023 |
| Date dismantled | Feb 24, 2023 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2003-AWP-1148-OE |
| FAA circular | — |
| Painting / lighting spec | NONE |
| Marking / lighting code | None (1) |
The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.
Registered owner
Bellevue, WA · FRN 0002837276
Holds 1,634 FCC structure registrations — view the full portfolio →
Location
- Address
- 301 Horsethief Canyon
- City
- San Dimas
- State
- California
- ZIP
- 91773
- County
- Los Angeles County
- County FIPS
- 06037
- Coordinates
- 34.12686, -117.79853
Within ~40 km
Nearby structures
Building · Terminated
Guyed tower · Constructed
Guyed tower · Constructed
Tower (type not specified) · Constructed
Tower (type not specified) · Terminated
Guyed tower · Constructed
How tall is structure 1241480 compared with others?
At 17 m, structure 1241480 is about 37% below the 28 m average across the 2,132 structures registered in Los Angeles County. It is about half of the California average of 32 m across 11,860 registrations. Among the 16,546 registrations nationwide filed under the same structure-type code (POLE), the average overall height is 31 m, so this one is about 44% below that figure.
The site's filed ground elevation is 342 m, which puts the top of the structure 359 m above mean sea level.
Where is structure 1241480, and what is registered around it?
The registration places the structure near San Dimas in Los Angeles County, California, at coordinates 34.12686, -117.79853, with the site address filed as "301 Horsethief Canyon". Los Angeles County has 2,132 FCC-registered antenna structures, the largest count among the 58 California counties with registrations, and 1,296 of them are marked constructed. California as a whole has 11,860 registrations, the 2nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Claremont, CA · 1012733, a building at 431 m (terminated).
What does the status "Dismantled" mean?
Dismantled means the owner has notified the FCC that the structure was taken down. The FCC issued registration 1241480 on Feb 27, 2023. Nationally, 12,669 of the 197,770 registrations (6.4%) carry the dismantled status, including 960 in California.
Who owns antenna structure 1241480?
The FCC record lists T-Mobile West LLC of Bellevue, WA as the registered owner, under FCC Registration Number 0002837276. Across the registry it holds 1,634 structure registrations, the 17th-largest portfolio among the 7,865 owners with two or more, including 785 in California. Its most common filed structure-type code is BANT (372 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2003-AWP-1148-OE, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 1, is listed on the FCC registration form as "None".
Frequently asked questions
How tall is antenna structure 1241480?
Its registered overall height above ground is 17 m (57 ft), and 359 m (1,179 ft) above mean sea level.
Who owns tower 1241480?
The registered owner is T-Mobile West LLC, which holds 1,634 FCC antenna structure registrations.
Where is antenna structure 1241480?
It is located near San Dimas, Los Angeles County, California at 301 Horsethief Canyon (34.12686, -117.79853). Its status is dismantled; it was constructed on Dec 22, 2003.
What type of structure is 1241480?
It is filed with the FCC under structure-type code POLE, which decodes to "Pole". Wood, steel or concrete pole. 16,546 registrations nationwide use the same code.
How many antenna structures are registered in Los Angeles County, CA?
Los Angeles County has 2,132 FCC-registered antenna structures, 1,296 of them constructed — the largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1241480, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1241480, San Dimas, Los Angeles County, California”, https://towercensus.com/towers/california/san-dimas-1241480 (data as of October 13, 2026).